As U.S. Modernizes Nuclear Weapons, ‘Smaller’ Leaves Some Uneasy
By WILLIAM J. BROAD and DAVID E. SANGER The Energy Department and the Pentagon have been readying a […]
New York Times
Signs of the ‘Human Age’
By NICHOLAS ST. FLEUR A team of scientists argue Earth has now entered a distinct age from the […]
Rethinking the Airplane, for Climate’s Sake
By HENRY FOUNTAIN Although aviation was left out of the climate treaty adopted in December, reducing emissions remains […]
Parasitic Infections Common in Roman Times
By SINDYA N. BHANOO Despite advances in sanitation, Romans were often infested with lice, tapeworms and more. Published: […]
Moonlight Drives Zooplankton’s Winter Migrations
By SINDYA N. BHANOO During Arctic winters, zooplankton migrate from the surface when they moon is full, a […]
Great White Shark Dies After Three Days in Captivity
By MIKE McPHATE It was the world’s only captive great white shark, a species that has proven difficult […]
No Short-Term Fix for California Methane Leak
By HENRY FOUNTAIN After early efforts to plug a leaky well failed, officials see a relief well as […]
Genetic Flip Helped Organisms Go From One Cell to Many
By CARL ZIMMER Some simple changes in ancient organisms might have given rise to a world of multicellular […]
Venomous Sea Snakes Showing Up in Distress at Beaches
By KAREN WORKMAN New reports of the snakes on Australian beaches came after the rare appearance of two […]
Bacterium in Ötzi the Iceman’s Stomach Offers Clue on Human Migration
By NICHOLAS WADE An insight into the peopling of Europe has emerged from an unlikely source — the […]